User manual CANON CANOSCAN N650U

[. . . ] for Macintosh Canon Plug-in Module CS-U 3. 8 for CanoScan N650U/N656U/N1220U Color Image Scanner User's Guide How to Make Best Use of the Manuals When you open the box Printed Manual CanoScan N650U/N656U/N1220U Getting Started Describes operating procedure from set up and software installation to scanning and confirmation of operation. After reading this guide and scanner is set up and ready for use. . . Electronic Manual Canon Plug-in Module CS-U User's Guide Detailed information on how to use Canon Plug-in Module CS-U. T G his uid e Electronic Manual CanoScan Toolbox CS User's Guide Detailed information on how to use CanoScan Toolbox CS. After you have read this book and mastered the use of Canon Plug-in Module CS-U and CanoScan Toolbox CS. . . Electronic Manuals Manual for Each Application Software Tells you how to use ArcSoft PhotoStudio 2000, ArcSoft PhotoBase and Caere Omni Page SE. When using the accompanying application software. 2 How to Use this Guide This guide explains the operating procedures for Canon Plug-in Module CS-U (hereafter referred to as Plug-in Module CS-U), the Macintosh driver (plug-in software) used with Canon image scanners. A plug-in is not an independent software program; it must be used within a plug-in compliant application, such as CanoScan Toolbox CS or ArcSoft PhotoStudio 2000, to expand the capabilities of that program. [. . . ] The height of the peaks of the histogram is directly related to the volume of data with the corresponding value. Portion with Highlights Distribution of data with a bias toward highlights. Distribution of data widely distributed between shadows and highlights. Portion with Shadows Entire Image 37 STEP 3 How to Adjust Histograms To change the contrast in an image, the distribution of data between shadows and highlights can be adjusted by dragging the shadow and highlight marks at the bottom of the histogram. All of the data lying to the outside (left) of the shadow mark is changed to a zero value and all of the data lying to the outside (right) of the highlight mark is changed to a 255 value. IMAGE Image with a bias 1 toward highlights IMAGE Image with a bias 2 toward shadow IMAGE 3 Image with well distributed data Move the shadow mark toward the highlight end. Move the highlight mark toward the shadow end. Move both the shadow and highlight marks inward. To Adjust a Histogram Specify the area of the image (the entire area to be scanned) for which a histogram will be generated. The histogram will not display correctly if an extremely small area is selected. To select small areas, first expand the display with the Zoom In button. Click the histogram tab in the Tone Adjustment dialog to display the histogram options. Although you can freely move the shadow mark and highlight mark to another position, the image can be adjusted easily for optimum effect with the Auto button. 38 STEP 3 The histogram settings can be adjusted for all channels (Master) or for individual channels (R, G, B). The selectors are displayed to the left of the histogram graph (Master, R, G, B). The Master selection is unavailable if Grayscale has been selected as the scan mode. Shadow Mark All of the data to the left of this mark is set to the shadow (0) value. Click the up or down arrows in the spinbox to increase or decrease the setting or enter a number directly into the entry box (0~254). To restore all settings to their defaults, click the [All Reset] button. Black Eyedropper Button Click the Black Eyedropper and click the position in the preview image you want to set to black (0). Auto Button Automatically sets the highlight and shadow settings for optimum effects. Clicking directly on this bar causes the shadow or highlight mark, whichever is closest, to advance to that position. Highlight Mark All of the data to the right of this mark is set to the highlight (255) value. Click the up or down arrows in the spinbox to increase or decrease the setting or enter a number directly into the entry box (1~255). The Tone Adjustment settings can be saved in a file and reloaded for later use. White Eyedropper Button Click the White Eyedropper and click the position in the preview image you want to set to white (255). Click on the [OK] button. The preview image will change according to the values specified with the histogram. Hint · The histogram dialog can also be displayed by selecting [Tone Adjustment] from the [Image] menu. 39 STEP 3 Tone Curve Settings You can edit the tone curve directly by changing the shape of the line on the graph. When you change the setting by manipulating the curve, you can perform fine adjustments in the brightness of only the shadows, only the highlights, or both the shadows and highlights. Hint · You cannot use this feature with the black and white or color scan modes when ColorSync is selected. Manipulating the Graph The following examples show you how to manipulate the graph to change the settings. [. . . ] reserves the right to change the specifications of the hardware and software described within this guide at any time without prior notice. Please take note that international copyright laws prohibit the scanning of copyright-protected materials for any uses other than for personal use. CanoScan and Canon Plug-in Module are trademarks of Canon Inc. Macintosh, Power Macintosh, Mac OS and ColorSync are trademarks of Apple Computer, Inc. , registered in the U. S. Adobe and Adobe Photoshop are trademarks of Adobe Systems Incorporated. [. . . ]